211040440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31219}}^1$

素因数の和:31256

約数の個数: 48

約数和(自身を含む): 514193400

約数和(自身を除く): 303152960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 31219, 62438, 124876, 156095, 249752, 312190, 405847, 624380, 811694, 1248760, 1623388, 2029235, 3246776, 4058470, 5276011, 8116940, 10552022, 16233880, 21104044, 26380055, 42208088, 52760110, 105520220, 211040440]

約数ペア:

[(1, 211040440), (2, 105520220), (4, 52760110), (5, 42208088), (8, 26380055), (10, 21104044), (13, 16233880), (20, 10552022), (26, 8116940), (40, 5276011), (52, 4058470), (65, 3246776), (104, 2029235), (130, 1623388), (169, 1248760), (260, 811694), (338, 624380), (520, 405847), (676, 312190), (845, 249752), (1352, 156095), (1690, 124876), (3380, 62438), (6760, 31219)]